參數(shù)資料
型號(hào)： UPD78001BCWA
廠商： NEC Corp.
元件分類： DC/DC變換器
英文描述： 1 watt dc-dc converters
中文描述： 1瓦的DC - DC轉(zhuǎn)換器
文件頁數(shù)： 5/62頁
文件大?。?/td> 576K
代理商： UPD78001BCWA
μ
PD78001B(A), 78002B(A)
5
1.
PIN CONFIGURATION (TOP VIEW).....................................................................................................
6
2.
BLOCK DIAGRAM...................................................................................................................................
9
3.
PIN FUNCTIONS ..................................................................................................................................... 10
3.1
PORT PINS ...................................................................................................................................................... 10
3.2
OTHER PINS ................................................................................................................................................... 12
3.3
PIN I/O CIRCUIT AND RECOMMENDED CONNECTION OF UNUSED PINS ...................................... 13
4.
MEMORY SPACE.................................................................................................................................... 15
5.
PERIPHERAL HARDWARE FUNCTION FEATURES............................................................................ 16
5.1
PORTS .............................................................................................................................................................. 16
5.2
CLOCK GENERATOR...................................................................................................................................... 17
5.3
TIMER/EVENT COUNTER.............................................................................................................................. 18
5.4
CLOCK OUTPUT CONTROL CIRCUIT ......................................................................................................... 20
5.5
BUZZER OUTPUT CONTROL CIRCUIT ....................................................................................................... 20
5.6
SERIAL INTERFACES ..................................................................................................................................... 21
6.
INTERRUPT FUNCTIONS AND TEST FUNCTIONS .......................................................................... 22
6.1
INTERRUPT FUNCTIONS............................................................................................................................... 22
6.2
TEST FUNCTIONS.......................................................................................................................................... 25
7.
EXTERNAL DEVICE EXPANSION FUNCTIONS ................................................................................. 26
8.
STANDBY FUNCTIONS ......................................................................................................................... 26
9.
RESET FUNCTION.................................................................................................................................. 26
10. INSTRUCTION SET ................................................................................................................................ 27
11. ELECTRICAL SPECIFICATIONS ............................................................................................................. 30
12. CHARACTERISTIC CURVE (REFERENCE VALUES) ........................................................................... 48
13. PACKAGE DRAWINGS........................................................................................................................... 52
14. RECOMMENDED SOLDERING CONDITIONS ..................................................................................... 56
APPENDIX A. DEVELOPMENT TOOLS ...................................................................................................... 57
APPENDIX B. RELATED DOCUMENTS...................................................................................................... 59
CONTENTS
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